1.
Magn Reson Chem
; 47(6): 537-40, 2009 Jun.
Artigo
em Inglês
| MEDLINE
| ID: mdl-19306481
RESUMO
(1)H and (13)C NMR chemical shifts of praecansone B, pongaflavone and dehydrorotenone isolated from Tephrosia egregia Sandw and obovatin from T. toxicaria Pers. were unambiguously assigned by 1D and 2D NMR experiments including (1)H, (1)H COSY, gHMQC and gHMBC, allowing the correction of literature assignments.